订阅列表可以调顺序
每行末尾两个箭头,鼠标划过那一行才显现。proxy-providers 是映射,顺序只 影响界面呈现,内核不看;交换的是两个用户订阅在映射里的位置,中间夹着的 链式副本留在原地——它们不在列表上,跟着挪只会把 diff 撑大。 顺序写在配置文件里,所以走保存链路,不是运行时动作。
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@@ -238,6 +238,36 @@ export function renameSubscription(
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return next
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}
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/**
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* 把一个订阅在列表里上移或下移一位。
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*
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* 顺序只是呈现顺序,内核不看 `proxy-providers` 里条目的先后。交换的是两个用户订阅在
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* 映射里的位置,中间夹着的副本留在原地——它们不在列表上,跟着挪只会把 diff 撑大。
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* 已经在头(尾)还要上(下)移时原样返回,调用方据此不发起保存。
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*/
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export function moveSubscription(
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data: ConfigObject,
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name: string,
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delta: -1 | 1,
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): ConfigObject {
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const entries = Object.entries(providersOf(data))
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const keys = entries.map(([key]) => key)
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const mine = keys.filter((key) => !isGenerated(key))
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const at = mine.indexOf(name)
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const target = mine[at + delta]
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if (at < 0 || target === undefined) return data
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const from = keys.indexOf(name)
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const onto = keys.indexOf(target)
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const order = [...entries]
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order[from] = entries[onto]!
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order[onto] = entries[from]!
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const next = { ...data }
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next['proxy-providers'] = Object.fromEntries(order)
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return next
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}
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/** 删除一个订阅。删到最后一个时把整个键去掉,不在文件里留空映射。 */
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export function removeSubscription(data: ConfigObject, name: string): ConfigObject {
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const providers = { ...providersOf(data) }
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